|
Determination of aluminium, lead and zinc in synthetic solutions. |
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| Sample |
Amount taken/mg |
Found by the proposed method/mg |
Recovery/% |
||||||
|
|
|||||||||
| Al |
Pb |
Zn |
Al |
Pb |
Zn |
Al |
Pb |
Zn |
|
|
|
|||||||||
| 1. |
20 |
50 |
20 |
19.88 ± 0.12 |
49.95 ± 0.17 |
20.02 ± 0.07 |
99.4 |
99.9 |
100.1 |
| 2. |
10 |
40 |
15 |
10.02 ± 0.07 |
40.16 ± 0.20 |
14.97 ± 0.11 |
100.2 |
100.4 |
99.8 |
| 3. |
5 |
30 |
10 |
4.97 ± 0.02 |
30.15 ± 0.19 |
10.06 ± 0.05 |
99.4 |
100.5 |
100.6 |
| 4. |
5 |
5 |
5 |
4.98 ± 0.03 |
5.02 ± 0.5 |
5.03 ± 0.07 |
99.6 |
100.4 |
100.6 |
Kayal and Singh Chemistry Central Journal 2008 2:4 doi:10.1186/1752-153X-2-4 |
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